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. Author manuscript; available in PMC: 2012 Sep 15.
Published in final edited form as: Bioorg Med Chem. 2011 Aug 4;19(18):5480–5489. doi: 10.1016/j.bmc.2011.07.046

Table I.

IC50 Values of Paclitaxel Conjugatesa

H2009 Cells H460.1
Paclitaxel 14.8 ± 3.3 nM 23.6 ± 7.4 nM
H2009.1-Paclitaxel 460 ± 75 nM Not Reachedb
Scramble H2009.1-Paclitaxel Not Reachedb Not Reachedb
a

Cells were exposed to drug for 10 min followed by a 120 h recovery in media. The short incubation time assures that cytotoxicity is due to the peptide conjugate and not free pacliatxel released prematuraly from the conjugate.

b

Not reached at highest concentration used, 1 μM.